Commit graph

3 commits

Author SHA1 Message Date
Nils Wallménius
4f27931a58 codeclib: further tweaks to the cf fft asm for a small speedup.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30541 a1c6a512-1295-4272-9138-f99709370657
2011-09-14 09:34:01 +00:00
Nils Wallménius
f93530c4ba codeclib: coldfire asm for the TRANSFORM* functions in the fft and a little for the mdct, speeds up codecs using the codeclib mdct 0.5-1.5MHz on h300.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30513 a1c6a512-1295-4272-9138-f99709370657
2011-09-12 11:27:48 +00:00
Nils Wallménius
71ad3679dc codeclib: inline assembler for fft4 and fft8 on coldfire, small 0.2-0.3MHz speedup with gcc 3.4, larger 0.6-0.8MHz speedup with gcc 4.4/4.5
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28716 a1c6a512-1295-4272-9138-f99709370657
2010-12-01 11:27:30 +00:00